ΔE 5.4, very close: most people won’t see a difference side by side. Burnt Umber is more muted than Satchel Brown. They are different kinds of paint: Army Painter Satchel Brown is a one-coat contrast-style paint and Golden Burnt Umber is an ink, glaze or transparent paint, so they won’t behave the same on the model even where the colour is close.
Yes, for most jobs. Very close match (ΔE 5). Burnt Umber is more muted than Satchel Brown. They are different kinds of paint.
The same difference applies the other way round: Satchel Brown is more saturated.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Satchel Brown on the colour wheel See Burnt Umber on the colour wheel
All matches: Satchel Brown equivalents · Burnt Umber equivalents